From 2b194248b9bbd75887c1d5f991dca1f3fd441dd5 Mon Sep 17 00:00:00 2001
From: xue <>
Date: Wed, 15 Feb 2006 01:38:39 +0000
Subject: Added SourceTemplateControl property for TControl.

---
 framework/Web/UI/TControl.php         | 16 ++++++++++++++++
 framework/Web/UI/TTemplateControl.php | 24 ++++++++++++++++++++++++
 framework/Web/UI/TTemplateManager.php | 20 ++++++++++++++++++--
 3 files changed, 58 insertions(+), 2 deletions(-)

diff --git a/framework/Web/UI/TControl.php b/framework/Web/UI/TControl.php
index 50648d93..6fd25f76 100644
--- a/framework/Web/UI/TControl.php
+++ b/framework/Web/UI/TControl.php
@@ -255,6 +255,22 @@ class TControl extends TComponent
 		return $this->_tplControl;
 	}
 
+	/**
+	 * @return TTemplateControl the control whose template is loaded from
+	 * some external storage, such as file, db, and whose template ultimately
+	 * contains this control.
+	 */
+	public function getSourceTemplateControl()
+	{
+		$control=$this;
+		while(($control instanceof TControl) && ($control=$control->getTemplateControl())!==null)
+		{
+			if(($control instanceof TTemplateControl) && $control->getIsSourceTemplateControl())
+				return $control;
+		}
+		return $this->getPage();
+	}
+
 	/**
 	 * Publishes a private asset and gets its URL.
 	 * This method will publish a private asset (file or directory)
diff --git a/framework/Web/UI/TTemplateControl.php b/framework/Web/UI/TTemplateControl.php
index d7f1868b..d6ccb825 100644
--- a/framework/Web/UI/TTemplateControl.php
+++ b/framework/Web/UI/TTemplateControl.php
@@ -82,6 +82,30 @@ class TTemplateControl extends TControl implements INamingContainer
 		$this->_localTemplate=$value;
 	}
 
+	/**
+	 * @return boolean whether this control is a source template control.
+	 * A source template control loads its template from external storage,
+	 * such as file, db, rather than from within another template.
+	 */
+	public function getIsSourceTemplateControl()
+	{
+		if(($template=$this->getTemplate())!==null)
+			return $template->getIsSourceTemplate();
+		else
+			return false;
+	}
+
+	/**
+	 * @return string the directory containing the template. Empty if no template available.
+	 */
+	public function getTemplateDirectory()
+	{
+		if(($template=$this->getTemplate())!==null)
+			return $template->getContextPath();
+		else
+			return '';
+	}
+
 	/**
 	 * Loads the template associated with this control class.
 	 * @return ITemplate the parsed template structure
diff --git a/framework/Web/UI/TTemplateManager.php b/framework/Web/UI/TTemplateManager.php
index abeb7466..59d15698 100644
--- a/framework/Web/UI/TTemplateManager.php
+++ b/framework/Web/UI/TTemplateManager.php
@@ -194,6 +194,10 @@ class TTemplate extends TComponent implements ITemplate
 	 * @var string template content to be parsed
 	 */
 	private $_content;
+	/**
+	 * @var boolean whether this template is a source template
+	 */
+	private $_sourceTemplate=true;
 
 
 	/**
@@ -203,9 +207,12 @@ class TTemplate extends TComponent implements ITemplate
 	 * @param string the template context directory
 	 * @param string the template file, null if no file
 	 * @param integer the line number that parsing starts from (internal use)
+	 * @param boolean whether this template is a source template, i.e., this template is loaded from
+	 * some external storage rather than from within another template.
 	 */
-	public function __construct($template,$contextPath,$tplFile=null,$startingLine=0)
+	public function __construct($template,$contextPath,$tplFile=null,$startingLine=0,$sourceTemplate=true)
 	{
+		$this->_sourceTemplate=$sourceTemplate;
 		$this->_contextPath=$contextPath;
 		$this->_tplFile=$tplFile;
 		$this->_startingLine=$startingLine;
@@ -214,6 +221,15 @@ class TTemplate extends TComponent implements ITemplate
 		$this->_content=null; // reset to save memory
 	}
 
+	/**
+	 * @return boolean whether this template is a source template, i.e., this template is loaded from
+	 * some external storage rather than from within another template.
+	 */
+	public function getIsSourceTemplate()
+	{
+		return $this->_sourceTemplate;
+	}
+
 	/**
 	 * @return string context directory path
 	 */
@@ -636,7 +652,7 @@ class TTemplate extends TComponent implements ITemplate
 	protected function parseTemplateProperty($content,$offset)
 	{
 		$line=$this->_startingLine+count(explode("\n",substr($this->_content,0,$offset)))-1;
-		return array(self::CONFIG_TEMPLATE,new TTemplate($content,$this->_contextPath,$this->_tplFile,$line));
+		return array(self::CONFIG_TEMPLATE,new TTemplate($content,$this->_contextPath,$this->_tplFile,$line,false));
 	}
 
 	/**
-- 
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